BRPI0511158A - método para suportar uma codificação de um sinal de áudio, módulo para codificar seções consecutivas de um sinal de áudio, dispositivo eletrÈnico, sistema de codificação de áudio, e, produto de programa de software - Google Patents
método para suportar uma codificação de um sinal de áudio, módulo para codificar seções consecutivas de um sinal de áudio, dispositivo eletrÈnico, sistema de codificação de áudio, e, produto de programa de softwareInfo
- Publication number
- BRPI0511158A BRPI0511158A BRPI0511158-7A BRPI0511158A BRPI0511158A BR PI0511158 A BRPI0511158 A BR PI0511158A BR PI0511158 A BRPI0511158 A BR PI0511158A BR PI0511158 A BRPI0511158 A BR PI0511158A
- Authority
- BR
- Brazil
- Prior art keywords
- coding
- audio signal
- audio
- section
- supporting
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title abstract 5
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/848,971 US7596486B2 (en) | 2004-05-19 | 2004-05-19 | Encoding an audio signal using different audio coder modes |
PCT/IB2005/001068 WO2005114654A1 (en) | 2004-05-19 | 2005-04-15 | Supporting a switch between audio coder modes |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0511158A true BRPI0511158A (pt) | 2007-12-04 |
Family
ID=34964617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0511158-7A BRPI0511158A (pt) | 2004-05-19 | 2005-04-15 | método para suportar uma codificação de um sinal de áudio, módulo para codificar seções consecutivas de um sinal de áudio, dispositivo eletrÈnico, sistema de codificação de áudio, e, produto de programa de software |
Country Status (14)
Country | Link |
---|---|
US (1) | US7596486B2 (es) |
EP (1) | EP1747556B1 (es) |
JP (1) | JP2007538283A (es) |
CN (1) | CN1954367B (es) |
AT (1) | ATE452402T1 (es) |
AU (1) | AU2005246538B2 (es) |
BR (1) | BRPI0511158A (es) |
CA (1) | CA2566489A1 (es) |
DE (1) | DE602005018346D1 (es) |
MX (1) | MXPA06012616A (es) |
RU (1) | RU2006139794A (es) |
TW (1) | TW200609500A (es) |
WO (1) | WO2005114654A1 (es) |
ZA (1) | ZA200609562B (es) |
Families Citing this family (46)
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CA2457988A1 (en) * | 2004-02-18 | 2005-08-18 | Voiceage Corporation | Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization |
KR100647336B1 (ko) * | 2005-11-08 | 2006-11-23 | 삼성전자주식회사 | 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법 |
CA2636493A1 (en) * | 2006-01-18 | 2007-07-26 | Lg Electronics Inc. | Apparatus and method for encoding and decoding signal |
AU2007207952B2 (en) * | 2006-01-25 | 2009-12-10 | Lg Electronics Inc. | Method of transmitting and receiving digital broadcasting signal and reception system |
EP1989707A2 (fr) * | 2006-02-24 | 2008-11-12 | France Telecom | Procede de codage binaire d'indices de quantification d'une enveloppe d'un signal, procede de decodage d'une enveloppe d'un signal et modules de codage et decodage correspondants |
KR101434198B1 (ko) * | 2006-11-17 | 2014-08-26 | 삼성전자주식회사 | 신호 복호화 방법 |
CA2672165C (en) * | 2006-12-12 | 2014-07-29 | Ralf Geiger | Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream |
BRPI0720266A2 (pt) * | 2006-12-13 | 2014-01-28 | Panasonic Corp | Dispositivo de decodificação de aúdio e método de ajuste de potência |
KR101379263B1 (ko) * | 2007-01-12 | 2014-03-28 | 삼성전자주식회사 | 대역폭 확장 복호화 방법 및 장치 |
CN101231850B (zh) * | 2007-01-23 | 2012-02-29 | 华为技术有限公司 | 编解码方法及装置 |
US20090006081A1 (en) * | 2007-06-27 | 2009-01-01 | Samsung Electronics Co., Ltd. | Method, medium and apparatus for encoding and/or decoding signal |
KR101403340B1 (ko) * | 2007-08-02 | 2014-06-09 | 삼성전자주식회사 | 변환 부호화 방법 및 장치 |
MX2010003638A (es) * | 2007-10-15 | 2010-04-21 | Lg Electronics Inc | Un metodo y un aparato para procesar una se?al. |
CN101965612B (zh) * | 2008-03-03 | 2012-08-29 | Lg电子株式会社 | 用于处理音频信号的方法和装置 |
KR20100134623A (ko) * | 2008-03-04 | 2010-12-23 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
US8639519B2 (en) * | 2008-04-09 | 2014-01-28 | Motorola Mobility Llc | Method and apparatus for selective signal coding based on core encoder performance |
KR20100006492A (ko) | 2008-07-09 | 2010-01-19 | 삼성전자주식회사 | 부호화 방식 결정 방법 및 장치 |
MX2011000363A (es) * | 2008-07-10 | 2011-06-16 | Voiceage Corp | Dispositivo y sistema para cuantificar y cuantificar inversamente filtros lpc en un supermarco. |
EP2144231A1 (en) * | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme with common preprocessing |
PT3002750T (pt) * | 2008-07-11 | 2018-02-15 | Fraunhofer Ges Forschung | Codificador e descodificador de áudio para codificar e descodificar amostras de áudio |
EP2144230A1 (en) | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme having cascaded switches |
KR20100007738A (ko) * | 2008-07-14 | 2010-01-22 | 한국전자통신연구원 | 음성/오디오 통합 신호의 부호화/복호화 장치 |
EP2146344B1 (en) * | 2008-07-17 | 2016-07-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding/decoding scheme having a switchable bypass |
KR101670063B1 (ko) | 2008-09-18 | 2016-10-28 | 한국전자통신연구원 | Mdct 기반의 코더와 이종의 코더 간 변환에서의 인코딩 장치 및 디코딩 장치 |
KR101403115B1 (ko) * | 2008-10-08 | 2014-06-27 | 보이세지 코포레이션 | 다중 분해능 스위치드 오디오 부호화/복호화 방법 및 부호화/복호화기 |
FR2936898A1 (fr) * | 2008-10-08 | 2010-04-09 | France Telecom | Codage a echantillonnage critique avec codeur predictif |
KR101797033B1 (ko) * | 2008-12-05 | 2017-11-14 | 삼성전자주식회사 | 부호화 모드를 이용한 음성신호의 부호화/복호화 장치 및 방법 |
KR101622950B1 (ko) * | 2009-01-28 | 2016-05-23 | 삼성전자주식회사 | 오디오 신호의 부호화 및 복호화 방법 및 그 장치 |
JP4977157B2 (ja) | 2009-03-06 | 2012-07-18 | 株式会社エヌ・ティ・ティ・ドコモ | 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム |
CA2763793C (en) * | 2009-06-23 | 2017-05-09 | Voiceage Corporation | Forward time-domain aliasing cancellation with application in weighted or original signal domain |
US8706272B2 (en) * | 2009-08-14 | 2014-04-22 | Apple Inc. | Adaptive encoding and compression of audio broadcast data |
EP2473995B9 (en) * | 2009-10-20 | 2016-12-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio signal encoder, audio signal decoder, method for providing an encoded representation of an audio content, method for providing a decoded representation of an audio content and computer program for use in low delay applications |
ES2706061T3 (es) * | 2010-01-13 | 2019-03-27 | Voiceage Corp | Decodificación de audio con cancelación directa de distorsión por repliegue espectral en el dominio del tiempo usando filtrado predictivo lineal |
US9275650B2 (en) | 2010-06-14 | 2016-03-01 | Panasonic Corporation | Hybrid audio encoder and hybrid audio decoder which perform coding or decoding while switching between different codecs |
KR101696632B1 (ko) | 2010-07-02 | 2017-01-16 | 돌비 인터네셔널 에이비 | 선택적인 베이스 포스트 필터 |
FR2969805A1 (fr) * | 2010-12-23 | 2012-06-29 | France Telecom | Codage bas retard alternant codage predictif et codage par transformee |
CN107197488B (zh) * | 2011-06-09 | 2020-05-22 | 松下电器(美国)知识产权公司 | 通信终端装置、通信方法以及集成电路 |
JP5197838B2 (ja) * | 2011-12-06 | 2013-05-15 | 株式会社エヌ・ティ・ティ・ドコモ | 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム |
CN102769591B (zh) | 2012-06-21 | 2015-04-08 | 天地融科技股份有限公司 | 音频通信调制方式自适应的方法、系统、装置、电子签名工具 |
KR101434206B1 (ko) | 2012-07-25 | 2014-08-27 | 삼성전자주식회사 | 신호 복호화 장치 |
EP2863386A1 (en) * | 2013-10-18 | 2015-04-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, apparatus for generating encoded audio output data and methods permitting initializing a decoder |
EP2980795A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor |
EP2980794A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
KR102423827B1 (ko) * | 2015-08-10 | 2022-07-21 | 삼성전자주식회사 | 송신 장치 및 이의 제어 방법 |
ES2727462T3 (es) | 2016-01-22 | 2019-10-16 | Fraunhofer Ges Forschung | Aparatos y procedimientos para la codificación o decodificación de una señal multicanal de audio mediante el uso de repetición de muestreo de dominio espectral |
CN111554312A (zh) * | 2020-05-15 | 2020-08-18 | 西安万像电子科技有限公司 | 控制音频编码类型的方法、装置和系统 |
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JPH09281995A (ja) * | 1996-04-12 | 1997-10-31 | Nec Corp | 信号符号化装置及び方法 |
US6369855B1 (en) * | 1996-11-01 | 2002-04-09 | Texas Instruments Incorporated | Audio and video decoder circuit and system |
WO1999010719A1 (en) * | 1997-08-29 | 1999-03-04 | The Regents Of The University Of California | Method and apparatus for hybrid coding of speech at 4kbps |
JP2000134105A (ja) * | 1998-10-29 | 2000-05-12 | Matsushita Electric Ind Co Ltd | オーディオ変換符号化に用いられるブロックサイズを決定し適応させる方法 |
US6300888B1 (en) * | 1998-12-14 | 2001-10-09 | Microsoft Corporation | Entrophy code mode switching for frequency-domain audio coding |
US7315815B1 (en) * | 1999-09-22 | 2008-01-01 | Microsoft Corporation | LPC-harmonic vocoder with superframe structure |
US6658383B2 (en) * | 2001-06-26 | 2003-12-02 | Microsoft Corporation | Method for coding speech and music signals |
US6785645B2 (en) * | 2001-11-29 | 2004-08-31 | Microsoft Corporation | Real-time speech and music classifier |
-
2004
- 2004-05-19 US US10/848,971 patent/US7596486B2/en active Active
-
2005
- 2005-04-15 BR BRPI0511158-7A patent/BRPI0511158A/pt not_active IP Right Cessation
- 2005-04-15 DE DE602005018346T patent/DE602005018346D1/de active Active
- 2005-04-15 JP JP2007517473A patent/JP2007538283A/ja not_active Withdrawn
- 2005-04-15 AT AT05718506T patent/ATE452402T1/de not_active IP Right Cessation
- 2005-04-15 RU RU2006139794/09A patent/RU2006139794A/ru not_active Application Discontinuation
- 2005-04-15 WO PCT/IB2005/001068 patent/WO2005114654A1/en active Application Filing
- 2005-04-15 CN CN2005800159036A patent/CN1954367B/zh active Active
- 2005-04-15 AU AU2005246538A patent/AU2005246538B2/en not_active Expired - Fee Related
- 2005-04-15 EP EP05718506A patent/EP1747556B1/en active Active
- 2005-04-15 CA CA002566489A patent/CA2566489A1/en not_active Abandoned
- 2005-04-15 MX MXPA06012616A patent/MXPA06012616A/es not_active Application Discontinuation
- 2005-05-13 TW TW094115503A patent/TW200609500A/zh unknown
-
2006
- 2006-11-17 ZA ZA200609562A patent/ZA200609562B/en unknown
Also Published As
Publication number | Publication date |
---|---|
US20050261900A1 (en) | 2005-11-24 |
AU2005246538A1 (en) | 2005-12-01 |
ZA200609562B (en) | 2008-07-30 |
EP1747556A1 (en) | 2007-01-31 |
RU2006139794A (ru) | 2008-06-27 |
AU2005246538B2 (en) | 2009-01-08 |
TW200609500A (en) | 2006-03-16 |
ATE452402T1 (de) | 2010-01-15 |
WO2005114654A1 (en) | 2005-12-01 |
US7596486B2 (en) | 2009-09-29 |
MXPA06012616A (es) | 2006-12-15 |
CA2566489A1 (en) | 2005-12-01 |
EP1747556B1 (en) | 2009-12-16 |
DE602005018346D1 (de) | 2010-01-28 |
CN1954367A (zh) | 2007-04-25 |
JP2007538283A (ja) | 2007-12-27 |
CN1954367B (zh) | 2010-12-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE AS 5A, 6A E 7A ANUIDADES. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2158 DE 15/05/2012. |